high-frequency electric heating

Patents Grantslast 30 patents

  • Information Patent Grant

    Apparatus for sealing a polymer coated paper or board

    • Patent number 8,186,406
    • Issue date May 29, 2012
    • Stora Enso Oyj
    • Päivi Määttä
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Apparatus in the production of a package or a packaging material

    • Patent number 6,894,256
    • Issue date May 17, 2005
    • Tetra Laval Holdings & Finance S.A.
    • Gyula Balla
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Automated system and method for forming two stage cup

    • Patent number 6,790,168
    • Issue date Sep 14, 2004
    • Paper Machinery Corporation
    • Dale L. Sand
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Automated system and method for forming two stage cup

    • Patent number 6,652,435
    • Issue date Nov 25, 2003
    • Paper Machinery Corporation
    • Dale L. Sand
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Method and a device to paste a strip tape onto a packaging web equi...

    • Patent number 4,986,859
    • Issue date Jan 22, 1991
    • AB Tetra Pak
    • Masashi Watanabe
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Circular machine for automatic manufacturing of display boxes

    • Patent number 4,713,046
    • Issue date Dec 15, 1987
    • Dupuy Engineering, S.A.
    • Francois Dupuy
    • B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
  • Information Patent Grant

    Process for closing containers and foil membrane therefor

    • Patent number 4,264,316
    • Issue date Apr 28, 1981
    • David S. Knudsen
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    3489632

    • Patent number 3,489,632
    • Issue date Jan 13, 1970
    • B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
  • Information Patent Grant

    3450856

    • Patent number 3,450,856
    • Issue date Jun 17, 1969
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    3188257

    • Patent number 3,188,257
    • Issue date Jun 8, 1965
    • B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
  • Information Patent Grant

    2681296

    • Patent number 2,681,296
    • Issue date Jun 15, 1954
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    2662967

    • Patent number 2,662,967
    • Issue date Dec 15, 1953
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents